<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
</head>
<body>
<form>
	<input type="radio"/>无 NAME 组
	<input type="radio"/>无 NAME 组
	<input type="radio"/>无 NAME 组
	<input type="radio"/>无 NAME 组
</form>
<br />
<form>
	<input type="radio" name="" />空字符单选组
	<input type="radio" name="" />空字符单选组
	<input type="radio" name="" />空字符单选组
	<input type="radio" name="" />空字符单选组
</form>
<br />
<form>
	<input type="radio" name=":" />冒号字符单选组
	<input type="radio" name=":" />冒号字符单选组
	<input type="radio" name=":" />冒号字符单选组
	<input type="radio" name=":" />冒号字符单选组
</form>
<br />
<form>
	<input type="radio" name="." />点字符单选组
	<input type="radio" name="." />点字符单选组
	<input type="radio" name="." />点字符单选组
	<input type="radio" name="." />点字符单选组
</form>
<br />
<form>
	<input type="radio" name="-" />减号字符单选组
	<input type="radio" name="-" />减号字符单选组
	<input type="radio" name="-" />减号字符单选组
	<input type="radio" name="-" />减号字符单选组
</form>
<br />
<form>
	<input type="radio" name="囧" />中文字符单选组
	<input type="radio" name="囧" />中文字符单选组
	<input type="radio" name="囧" />中文字符单选组
	<input type="radio" name="囧" />中文字符单选组
</form>
</body>
</html>
